Diver marker buoy



FIG. 1 is a frontal isometric view of my diver marker buoy, showing my new design;

FIG. 2 is a bottom isometric view thereof;

FIG. 3 is a front plan view thereof;

FIG. 4 is a rear plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof. 

CLAIM The ornamental design for a diver marker buoy, as shown. 